[His muscles reflexively contract against the nails, another stutter of breath as he gasps against that.]

I swear to god I'm giving you a full lesson on human sex slang, euphemisms, and idioms so you can't play that game with me after this.

[That teasing though...Jim liked that, oh yes but damned if he wasn't a bit frustrated too just by the delay. Spock was enjoying this, that smirk clear as day to him. Excuse him while he tightens his grip slightly on Spock's hair.]

In this context: throw you onto my bed and fuck you.